* @adev: amdgpu device object
  * @offset: offset of the BO
  * @size: size of the BO
- * @domain: where to place it
  * @bo_ptr:  used to initialize BOs in structures
  * @cpu_addr: optional CPU address mapping
  *
- * Creates a kernel BO at a specific offset in the address space of the domain.
+ * Creates a kernel BO at a specific offset in VRAM.
  *
  * Returns:
  * 0 on success, negative error code otherwise.
  */
 int amdgpu_bo_create_kernel_at(struct amdgpu_device *adev,
-                              uint64_t offset, uint64_t size, uint32_t domain,
+                              uint64_t offset, uint64_t size,
                               struct amdgpu_bo **bo_ptr, void **cpu_addr)
 {
        struct ttm_operation_ctx ctx = { false, false };
        offset &= PAGE_MASK;
        size = ALIGN(size, PAGE_SIZE);
 
-       r = amdgpu_bo_create_reserved(adev, size, PAGE_SIZE, domain, bo_ptr,
-                                     NULL, cpu_addr);
+       r = amdgpu_bo_create_reserved(adev, size, PAGE_SIZE,
+                                     AMDGPU_GEM_DOMAIN_VRAM, bo_ptr, NULL,
+                                     cpu_addr);
        if (r)
                return r;
 
 
                            u32 domain, struct amdgpu_bo **bo_ptr,
                            u64 *gpu_addr, void **cpu_addr);
 int amdgpu_bo_create_kernel_at(struct amdgpu_device *adev,
-                              uint64_t offset, uint64_t size, uint32_t domain,
+                              uint64_t offset, uint64_t size,
                               struct amdgpu_bo **bo_ptr, void **cpu_addr);
 int amdgpu_bo_create_user(struct amdgpu_device *adev,
                          struct amdgpu_bo_param *bp,
 
        return amdgpu_bo_create_kernel_at(adev,
                                          adev->mman.fw_vram_usage_start_offset,
                                          adev->mman.fw_vram_usage_size,
-                                         AMDGPU_GEM_DOMAIN_VRAM,
                                          &adev->mman.fw_vram_usage_reserved_bo,
                                          &adev->mman.fw_vram_usage_va);
 }
        return amdgpu_bo_create_kernel_at(adev,
                                          adev->mman.drv_vram_usage_start_offset,
                                          adev->mman.drv_vram_usage_size,
-                                         AMDGPU_GEM_DOMAIN_VRAM,
                                          &adev->mman.drv_vram_usage_reserved_bo,
                                          &adev->mman.drv_vram_usage_va);
 }
                ret = amdgpu_bo_create_kernel_at(adev,
                                         ctx->c2p_train_data_offset,
                                         ctx->train_data_size,
-                                        AMDGPU_GEM_DOMAIN_VRAM,
                                         &ctx->c2p_bo,
                                         NULL);
                if (ret) {
        ret = amdgpu_bo_create_kernel_at(adev,
                                adev->gmc.real_vram_size - adev->mman.discovery_tmr_size,
                                adev->mman.discovery_tmr_size,
-                               AMDGPU_GEM_DOMAIN_VRAM,
                                &adev->mman.discovery_memory,
                                NULL);
        if (ret) {
         * avoid display artifacts while transitioning between pre-OS
         * and driver.  */
        r = amdgpu_bo_create_kernel_at(adev, 0, adev->mman.stolen_vga_size,
-                                      AMDGPU_GEM_DOMAIN_VRAM,
                                       &adev->mman.stolen_vga_memory,
                                       NULL);
        if (r)
                return r;
        r = amdgpu_bo_create_kernel_at(adev, adev->mman.stolen_vga_size,
                                       adev->mman.stolen_extended_size,
-                                      AMDGPU_GEM_DOMAIN_VRAM,
                                       &adev->mman.stolen_extended_memory,
                                       NULL);
        if (r)
                return r;
        r = amdgpu_bo_create_kernel_at(adev, adev->mman.stolen_reserved_offset,
                                       adev->mman.stolen_reserved_size,
-                                      AMDGPU_GEM_DOMAIN_VRAM,
                                       &adev->mman.stolen_reserved_memory,
                                       NULL);
        if (r)